Large transport ship seen in port of Athens, Greece, during World War 1. Her cargo of Allied troops and materiel, including horses are gathered on the pier. Allied troops work offloading more supplies from another ship, by way of a gangplank. Troops are seen clearing vegetation to set up a temporary camp nearby. (WWI; WW1)

Allied fleet underway in the Mediterranean Sea during World War II. Smoke rises up from the smokestack of the ships. Officers seated in a row. Several officers stand in the background. Sailors aboard the ships. A French flag on the flagpole of the ship. Allied fleet arrives at Piraeus Port of Athens, Greece. Several French ships at the harbor. Allied forces will demand the yielding of stores of munitions and guns from the King of Greece.

Themistoklis Sofoulis (Sophoulis) Speaker of the Greek Parliament, arrives at the port of Piraeus. Officials greet and welcome him. A color guard of Greek sailors presents arms in salute as Sofoulis is taken by the arm and escorted by a Greek admiral. He doffs his hat in acknowlement. With the Admiral at his side, and , surrounded by civilian officials,and several naval officers, he makes his way to a Greek Navy destroyer tied up at the pier. A junior officer assists him as he ascends a gangway to board the ship. On deck, the ship's captain greets him and introduces several junior officers who salute and shake hands with Sofoulis. The Greek National flag is seen fluttering in the breeze from the ship's mast. View of ship's bow as forward line is hauled aboard. The Greek State Flag is seen displayed from the ship. View from the pier as the ship backs away, followed by views underway, when the number "15" is seen clearly displayed on her hull, identifying her as the Destroyer, Vasilissa Olga. (Note: The Vasilissa Olga and several other Greek warships sailed to Alexandria Egypt, following the German invasion of Greece in 1941. From there, she participated with the British in a number of actions at sea during the war. She was sunk, during a German air raid on September 26, 1943, at the Gulf of Lakki in Leros.)

Opening scene shows a man being roughed up by a group of men in an alleyway. A slate comments (in French) that when nations are bellicose, an assassination can cause a world war. Next, a slate shows picture of the world and states (in English) "One murder may start a world war." Another slate (in French) states that In 1914, while Europe's armies and fleets were more powerful than they had ever been, the nephew of the Emperor of Austria (Archduke Ferdinand) was assassinated. A front page is shown of newspaper, "Journal De Geneve" carrying the story. Next scene is a view of the city of Sarajevo. The ancient Emperor's Mosque dominates the scene. A slate appears asking Where is Sarajevo? It is followed by a map of Europe in 1914, which zooms in on Austria and Serbia and identifies and labels Sarajevo,in Austria, close to the Serbian border. Slates (in French) says Austria accused Serbia of War and other nations enter the melee. Animated World map shows the nations getting involved, starting with the German Empire in 1914, including its African colonies, and then successively showing Russia, France, Belgium,Great Britain, Japan, and the Ottoman Empire. Map advances to 1915, showing the Italian empire, Bulgaria,and Central Arabia. In 1916 it adds Portugal, Roumania. Next, the U.S.A. is added in, 1917, along with Central and South America, Greece, Siam, and China. Finally, the slate shows the war ending in 1918. Slate shows Armistice Day, the 11th hour of the 11th day of the 11th Month (November), with time shown on hands of Big Ben in London.

French General Maurice Sarrail who is the Commander-in-Chief of the Allied forces in Greece in Salonica, Greece during World War I. A ship at a port. Soldiers standing nearby. Albanian politician Essad Pasha arrives to take command of an Albanian contingent. Officers greet him. The officers walk through a street. Buildings along the sides of the street. The officers enter a building. Cavalry units on the street. The soldiers march.

Greece joins the Allies during World War I. People gather on a street in Salonica, Greece. Ex-Premier Venizelos returns to power. A building in the background. Officers and dignitaries walk along a street. They enter the building.